Home / 10,257.47-15,392.25-4,333.97

Finding the Fourth Proportional to 10,257.47, 15,392.25 and 4,333.97

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Solution

The fourth proportional to 10,257.47, 15,392.25 and 4,333.97 is: 6,503.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.47 : 15,392.25 = 4,333.97 : x
  2. Step 2: Convert to fraction form
    10,257.47/15,392.25 = 4,333.97/x
  3. Step 3: Cross multiply
    10,257.47x = 15,392.25 × 4,333.97
  4. Step 4: Simplify right side
    10,257.47x = 66,709,600.40
  5. Step 5: Solve for x
    x = 66,709,600.40/10,257.47
  6. Step 6: Final answer
    x = 6,503.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.